问题
The passage is too hard to understand.—Yes, ________ it’s very short and there are no few words in it.
A:so
B:as
C:because
D:though;
B:as
C:because
D:though;
正确答案是：
同类题型
32 Hardly ______ when the bus suddenly pulled away
Ladies and gentlemen, please fasten your seat beltsThe plane
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After two years’ research, we now have a _______ better understanding of the disease.